West Yellowstone, Montana
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 24° -60° (1963) 47° (1986) 1.96" 29.6"
February 30° -66° (1933) 56° (1958) 1.77" 28.6"
March 12° 38° -43° (1955) 61° (1966) 1.82" 22.9"
April 21° 47° -26° (1936) 76° (1939) 1.51" 12.6"
May 29° 58° 0° (1954) 88° (1936) 2.19" 3.1"
June 36° 69° 18° (1924) 93° (1936) 2.21" 0.2"
July 41° 78° 20° (1948) 97° (1936) 1.84" 0"
August 38° 77° 15° (1928) 96° (1961) 1.36" 0"
September 30° 66° -9° (1926) 91° (1950) 1.47" 0.3"
October 22° 52° -20° (1971) 83° (1934) 1.3" 8.1"
November 11° 33° -38° (1929) 64° (1962) 2.01" 28"
December 24° -59° (1924) 54° (1946) 2.3" 36.1"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Aug 1 41° 79° 29° (1932) 91° (1961) 0.05" NA
Aug 2 41° 79° 26° (1937) 93° (1961) 0.05" NA
Aug 3 41° 79° 25° (1938) 94° (1961) 0.05" NA
Aug 4 41° 79° 26° (1937) 96° (1961) 0.05" NA
Aug 5 41° 79° 27° (1932) 94° (1961) 0.05" NA
Aug 6 40° 79° 27° (1944) 92° (1963) 0.05" NA
Aug 7 40° 79° 27° (1924) 92° (1983) 0.05" NA
Aug 8 40° 79° 25° (1939) 90° (1936) 0.04" NA
Aug 9 40° 79° 25° (1931) 94° (1940) 0.04" NA
Aug 10 40° 78° 22° (1939) 93° (1969) 0.04" NA
Aug 11 40° 78° 27° (1929) 93° (1935) 0.04" NA
Aug 12 40° 78° 27° (1932) 95° (1940) 0.04" NA
Aug 13 39° 78° 25° (1928) 96° (1940) 0.04" NA
Aug 14 39° 78° 19° (1928) 93° (1933) 0.04" NA
Aug 15 39° 78° 22° (1928) 88° (1933) 0.04" NA
Aug 16 39° 77° 18° (1928) 90° (1939) 0.04" NA
Aug 17 39° 77° 15° (1928) 89° (1931) 0.04" NA
Aug 18 38° 77° 24° (1946) 91° (1940) 0.04" NA
Aug 19 38° 76° 25° (1995) 91° (1942) 0.04" NA
Aug 20 38° 76° 24° (1928) 91° (1946) 0.04" NA
Aug 21 38° 76° 24° (1928) 89° (1935) 0.04" NA
Aug 22 37° 76° 25° (1924) 90° (1969) 0.04" NA
Aug 23 37° 75° 25° (1928) 91° (1969) 0.04" NA
Aug 24 37° 75° 22° (1947) 92° (1969) 0.04" NA
Aug 25 37° 75° 17° (1925) 89° (1981) 0.04" NA
Aug 26 36° 74° 16° (1992) 91° (1981) 0.04" NA
Aug 27 36° 74° 23° (1931) 88° (1971) 0.05" NA
Aug 28 36° 73° 20° (1931) 89° (1934) 0.05" NA
Aug 29 35° 73° 21° (1928) 85° (1948) 0.05" NA
Aug 30 35° 73° 20° (1928) 90° (1954) 0.05" NA
Aug 31 35° 72° 18° (1956) 89° (1940) 0.05" NA
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